Ivan Ristic will give a talk on Open Source Security for the Open Source Specialist Group (OSSG) on Monday 30th March 2009 from 1800 hours at the BCS Central London Offices, First Floor, The Davidson Building, 5 Southampton Street, London WC2E 7HA.

â€œIvan RistiÄ‡ is an open source advocate, entrepreneur, writer, programmer and web security specialist. He is the principal author of ModSecurity, the open source web application firewall, and the author of Apache Security, a concise yet comprehensive web security guide for the Apache web serverâ€